Port Antonio weather in January 2026

Expect daytime maximum temperatures of 84°F in Port Antonio, Jamaica in January based on long-term weather averages. There are 7 hours of sunshine per day on average with typically 7.3 inches of rainfall in the month.

  • 84°F maximum daytime temperature in January in Port Antonio84
    84°F max day temperature
  • 7 hours of sunshine per day
  • 7 days with some rainfall in January in Port Antonio7
    7 days with some rainfall
  • 64°F minimum night-time temperature in January in Port Antonio64
    64°F min night temperature
  • 11 hours of daylight per day in January in Port Antonio11
    11 hours of daylight per day
  • Moderate heat & humidity in January in Port AntonioM
    Moderate heat & humidity
  • 7.3 inches monthly rainfall in January in Port Antonio7.3
    7.3 inches of monthly rainfall
  • UV (maximum) index 8 (Very High) in January in Port Antonio8
    8 (Very High) UV index
  • 81°F sea temperature in January in Port Antonio81
    81°F sea temperature

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The January weather guide for Jamaica (Port Antonio) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C)  |  Imperial (°F)

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More about Jamaica

How hot is it in Port Antonio in January?

Daytime temperatures usually reach 84°F in Port Antonio in January with moderate heat and humidity, falling to 64°F at night.

How sunny is it in Port Antonio in January?

There are normally 7 hours of bright sunshine each day in Port Antonio in January - that's 63% of daylight hours.

How warm is the sea around Port Antonio in January?

The average sea temperature around Port Antonio in January is 81°F.

Does it rain in Port Antonio in January?

There are usually 7 days with some rain in Port Antonio in January and the average monthly rainfall is 7.3 inches.

Port Antonio January sunrise & sunset times

Browse the sunrise and sunset times for Port Antonio in January 2026. Select a month to view Port Antonio sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st January 2026 06:38 17:42
Friday, 16th January 2026 06:41 17:51
Saturday, 31st January 2026 06:39 18:00

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